1-((1aR,3aS,3bS,5aS,6S,8aS,8bS,10R,10aR)-10-Methoxy-3a-methoxymethyl-5a-methyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-ethanone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 72420-32-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,4,2 and 0 respectively; the second part has 2 digits, 3 and 2 respectively. Calculate Digit Verification of CAS Registry Number 72420-32: (7*7)+(6*2)+(5*4)+(4*2)+(3*0)+(2*3)+(1*2)=97 97 % 10 = 7 So 72420-32-7 is a valid CAS Registry Number.
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